A bicycle with a 26-inch wheel, a 48-tooth chainring, and a cassette with gears ranging from 11 to 34 teeth has a lowest gear of 26 × 48 / 34 = 37 gear inches and a highest gear of 26 × 48 / 11 = 113 gear inches. That gear is said to be "52 gear inches." Apollo Meltdown Men's Mountain Bike 18 inch Frame, 26 inch tyres Tyres are pumped up, brakes and gears are working, ready to ride! Learn more. When children reach the 20 inch threshold, the world of kids mountain bikes really opens up. 10% of sale goes to charity. Trek is the world leader in mountain bike technology. Gears. A few marks as you would expect but nothing major. Roadmaster 18 gears mountaine bike. 100% Satisfaction Guarantee Condition is "Used". Cash on collection preferred. Mountain bike gears typically have a wider range of sizes than road bike gears, but the cassette containing the rear wheel's gears should be interchangeable with a road bike cassette of similar width. Kids on the taller side may fit on a 26-inch wheel bike, so you might want to check out our list of best mountain bikes for 11-14 year old kids before making a purchase. They feature a mountain bike frame and gears, combined with 29” or 700C wheels. Read more. Torque grip shifters make handling the gears simple and easy. There is no difference between a “girls 20 inch bike” or a “boys 20 inch bike.” Sold by Sears. No surprise that our mountain bikes are the most technologically advanced on the market. As your kid moves into the 5-9 year old age bracket, they'll want to upgrade to 20" wheels. Genesis Tarn Mk 1 rare 29er Mountain bike (new) medium size 18 inch frame, for height 5.6 - 6.0 built by by 69 Cycles retail price £2460.76, … Genesis Tarn 29er Mountain bike size Medium (New) Hand built. 100% Satisfaction Guarantee At Halfords, you’ll find a full range of mountain bikes for tackling off-road trails and rough terrain. Comments are turned off. Location: Hemel Hempstead, just off the A41. Curbside Pickup Available NOW! Don’t buy into the hype! The EUROBIKE S7 is a dual suspension 27.5” wheeled mountain bike. Whyte mountain bikes are some of the most desirable bikes around at the moment – go to any trail centre and you’re bound to see loads of them in the youth 26″ wheel and larger adult sizes. This sturdy 20-inch boys mountain bike is a great choice. Having a wide range of gears available offer greater clearance, and variety for the rider to find the right gear for them. Free shipping. From all-day trail rides to screaming enduro runs, our men’s full-suspension mountain bikes keep you connected to the trail. Shop today & receive a free 14-day bike returns. It’s the ideal size for four to nine year olds. These mountain bikes all have 24-inch … Our range covers everything from specialized hardtail mountain bikes perfect for cross-country, to electric mountain bikes for assistance up hills. Go bigger, go longer, do it with a smile. Condition is Used. What are the gear-inch comparisons? NAKTO 26 Electric Bicycle Fat Tire Ebike Mountain Electric Bike with 6-Speed Gear 500W Brushless Motor and 48V 12AH Lithium Battery,Lock and Charger Product Description. Autoplay When autoplay is enabled, a suggested video will automatically play next. Roadmaster Boy's Mountain Bike, 24-inch wheels, Silver, 18-speed, Steel frame free ride. Girls 20 Inch Bikes vs Boys 20 Inch Bikes. Very well looked after, little used and in very good condition. Top-no.one 20" Kids Mountain Bike Boys Bicycle MTB Wheels Linear Brakes Cycling. Rayleigh girls chic mountain bike with 18 gears, 24” wheels and 14” frame. 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